結果
問題 | No.2236 Lights Out On Simple Graph |
ユーザー | au7777 |
提出日時 | 2023-04-18 15:24:31 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 1,246 ms / 4,000 ms |
コード長 | 3,825 bytes |
コンパイル時間 | 4,325 ms |
コンパイル使用メモリ | 246,996 KB |
実行使用メモリ | 47,484 KB |
最終ジャッジ日時 | 2024-10-13 14:26:08 |
合計ジャッジ時間 | 35,992 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge5 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 2 ms
5,248 KB |
testcase_01 | AC | 1 ms
5,248 KB |
testcase_02 | AC | 1 ms
5,248 KB |
testcase_03 | AC | 1,152 ms
47,404 KB |
testcase_04 | AC | 674 ms
25,320 KB |
testcase_05 | AC | 2 ms
5,248 KB |
testcase_06 | AC | 964 ms
47,436 KB |
testcase_07 | AC | 663 ms
14,240 KB |
testcase_08 | AC | 2 ms
5,248 KB |
testcase_09 | AC | 1 ms
5,248 KB |
testcase_10 | AC | 187 ms
14,112 KB |
testcase_11 | AC | 51 ms
5,248 KB |
testcase_12 | AC | 278 ms
14,112 KB |
testcase_13 | AC | 20 ms
5,248 KB |
testcase_14 | AC | 645 ms
25,192 KB |
testcase_15 | AC | 15 ms
5,248 KB |
testcase_16 | AC | 28 ms
5,248 KB |
testcase_17 | AC | 81 ms
8,700 KB |
testcase_18 | AC | 3 ms
5,248 KB |
testcase_19 | AC | 57 ms
6,024 KB |
testcase_20 | AC | 497 ms
25,192 KB |
testcase_21 | AC | 61 ms
6,028 KB |
testcase_22 | AC | 1,155 ms
47,352 KB |
testcase_23 | AC | 1,160 ms
47,356 KB |
testcase_24 | AC | 697 ms
25,192 KB |
testcase_25 | AC | 120 ms
8,828 KB |
testcase_26 | AC | 1,145 ms
47,352 KB |
testcase_27 | AC | 491 ms
25,320 KB |
testcase_28 | AC | 732 ms
25,196 KB |
testcase_29 | AC | 59 ms
6,024 KB |
testcase_30 | AC | 1,119 ms
47,480 KB |
testcase_31 | AC | 1,152 ms
47,348 KB |
testcase_32 | AC | 1,162 ms
47,352 KB |
testcase_33 | AC | 1,158 ms
47,356 KB |
testcase_34 | AC | 1,173 ms
47,484 KB |
testcase_35 | AC | 1,246 ms
47,352 KB |
testcase_36 | AC | 930 ms
47,352 KB |
testcase_37 | AC | 1,159 ms
47,352 KB |
testcase_38 | AC | 558 ms
14,112 KB |
testcase_39 | AC | 401 ms
5,248 KB |
testcase_40 | AC | 328 ms
14,240 KB |
testcase_41 | AC | 60 ms
6,028 KB |
testcase_42 | AC | 212 ms
8,704 KB |
testcase_43 | AC | 17 ms
5,248 KB |
testcase_44 | AC | 825 ms
25,320 KB |
testcase_45 | AC | 887 ms
25,320 KB |
testcase_46 | AC | 893 ms
25,316 KB |
testcase_47 | AC | 825 ms
25,192 KB |
testcase_48 | AC | 1,091 ms
47,480 KB |
testcase_49 | AC | 707 ms
14,112 KB |
testcase_50 | AC | 11 ms
5,248 KB |
testcase_51 | AC | 134 ms
6,152 KB |
testcase_52 | AC | 13 ms
5,248 KB |
testcase_53 | AC | 2 ms
5,248 KB |
testcase_54 | AC | 507 ms
14,112 KB |
testcase_55 | AC | 520 ms
8,700 KB |
testcase_56 | AC | 480 ms
5,900 KB |
testcase_57 | AC | 565 ms
8,832 KB |
testcase_58 | AC | 463 ms
5,896 KB |
testcase_59 | AC | 464 ms
5,896 KB |
ソースコード
#include <bits/stdc++.h> #include <atcoder/all> typedef long long int ll; using namespace std; typedef pair<ll, ll> P; using namespace atcoder; template<typename T> using min_priority_queue = priority_queue<T, vector<T>, greater<T>>; #define USE998244353 #ifdef USE998244353 const ll MOD = 998244353; using mint = modint998244353; #else const ll MOD = 1000000007; using mint = modint1000000007; #endif const int MAX = 2000005; long long fac[MAX], finv[MAX], inv[MAX]; void COMinit() { fac[0] = fac[1] = 1; finv[0] = finv[1] = 1; inv[1] = 1; for (int i = 2; i < MAX; i++){ fac[i] = fac[i - 1] * i % MOD; inv[i] = MOD - inv[MOD%i] * (MOD / i) % MOD; finv[i] = finv[i - 1] * inv[i] % MOD; } } long long COM(int n, int k){ if (n < k) return 0; if (n < 0 || k < 0) return 0; return fac[n] * (finv[k] * finv[n - k] % MOD) % MOD; } ll gcd(ll x, ll y) { if (y == 0) return x; else if (y > x) { return gcd (y, x); } else return gcd(x % y, y); } ll lcm(ll x, ll y) { return x / gcd(x, y) * y; } ll my_sqrt(ll x) { // ll m = 0; ll M = 3000000001; while (M - m > 1) { ll now = (M + m) / 2; if (now * now <= x) { m = now; } else { M = now; } } return m; } ll keta(ll num, ll arity) { ll ret = 0; while (num) { num /= arity; ret++; } return ret; } ll ceil(ll n, ll m) { // n > 0, m > 0 ll ret = n / m; if (n % m) ret++; return ret; } ll pow_ll(ll x, ll n) { if (n == 0) return 1; if (n % 2) { return pow_ll(x, n - 1) * x; } else { ll tmp = pow_ll(x, n / 2); return tmp * tmp; } } vector<ll> compress(vector<ll>& v) { // [3 5 5 6 1 1 10 1] -> [1 2 2 3 0 0 4 0] vector<ll> u = v; sort(u.begin(), u.end()); u.erase(unique(u.begin(),u.end()),u.end()); map<ll, ll> mp; for (int i = 0; i < u.size(); i++) { mp[u[i]] = i; } for (int i = 0; i < v.size(); i++) { v[i] = mp[v[i]]; } return v; } ll v_to_ll(vector<int>& v) { ll ret = 0; for (ll i = 0; i < v.size(); i++) { if (v[i]) { ret += ((ll)1 << i); } } return ret; } int main() { int n, m; cin >> n >> m; vector<int> a(m); vector<int> b(m); for (int i = 0; i < m; i++) { cin >> a[i] >> b[i]; a[i]--; b[i]--; } vector<int> c(n); for (int i = 0; i < n; i++) { cin >> c[i]; } unordered_map<ll, int> um; int fonum = m / 2; int lanum = m - m / 2; for (int i = 0; i < (1 << fonum); i++) { vector<int> reverse(n, 0); int cnt = 0; for (int j = 0; j < fonum; j++) { if ((i >> j) & 1) { cnt++; reverse[a[j]] = 1 - reverse[a[j]]; reverse[b[j]] = 1 - reverse[b[j]]; } } ll hash = v_to_ll(reverse); if (um.find(hash) == um.end()) { um.insert({hash, cnt}); } else { // um.insert({hash, min(cnt, um[hash])}); um[hash] = min(cnt, um[hash]); } } int ans = 100000; for (int i = 0; i < (1 << lanum); i++) { vector<int> reverse = c; int cnt = 0; for (int j = 0; j < lanum; j++) { if ((i >> j) & 1) { cnt++; reverse[a[fonum + j]] = 1 - reverse[a[fonum + j]]; reverse[b[fonum + j]] = 1 - reverse[b[fonum + j]]; } } ll hash = v_to_ll(reverse); if (um.find(hash) != um.end()) { ans = min(ans, cnt + um[hash]); } } if (ans == 100000) { cout << -1 << endl; } else { cout << ans << endl; } return 0; }